Smartseal 'Block Magic' – A Re-colouring Block Paving Sealer. Superior to a Concrete Paint - Transform Old Block Paved Drives or Patios - Easy to Apply (150 ml Sample Black) : Amazon.co.uk:
Resiblock Superior Original Block Paving Sealer (Natural) 5L Only £63.49 - FREE Delivery & Bulk Discounts | SPC Supplies